ULTEM Signal Whistle

Superbly machined from solid ULTEM® billet rod, our SPD ULTEM® Signal Whistle is designed to be used to alert others with a high pitch and piercing sound rated to 120+ decibels. Whether in a search and rescue capacity or to alert others in your party when separated in the backcountry, this excellently made EDC tool can be worn around the neck with the included stainless steel MILSPEC ball chain or clipped to a keyring as desired. #ultemsignalwhistle The ULTEM® Signal Whistle features our popular Mk2 style pineapple pattern for sure grip in just about any weather conditions, rain or shine. ULTEM® stands out from other high-performance polymers because it is uniquely designed to remain mechanically stable under extreme conditions. It can withstand temperatures upwards of 217°C for extended periods of time and remain dimensionally stable in fluctuating temperatures. It is inherently flame resistant. ULTEM® was created for use in the aerospace industry and designed to remain mechanically stable under extreme conditions. It resists stress cracking under when coming into contact with fats and oils from food, alcohols, acids, fluids used for servicing cars and aircrafts, and other aqueous solutions. ULTEM® it is also resistant to ultraviolet rays and gamma radiation (so, you know, just incase you were ever exposed). Specifications: Materials: ULTEM® Stainless Steel Ball Chain Approx. Dimensions: 2.0" / 50.70mm OAL x 0.385" / 9.90mm Diameter Approx. Weight: 0.1oz / 2.8g Features: Machined ULTEM® CNCed Mk2 Style Pineapple Pattern Neck Chain or Key Ring Loop High Pitch Sound Rated to 120 Decibels Comes Packed in SPD Storage Tin Marks: SPD Logo on Packaging Tin "This little guy is LOUD! Very smart design!"- Kevin Estela Wilderness Education===